* {
	margin: 0;
	padding: 0;
}
body{
	position: relative;
}
.head_area {
	height: 100px;
	width: 100%;
	background: #1d191a;
	opacity: 0.8;
	position: fixed;
	top: 0;
	left: 0;
	text-align: right;
	z-index: 20;
}

.head_box {
	width: 1015px;
	position: relative;
	margin-left: 700px;
}

.head_nav {
	display: inline-block;
}

.head_nav li {
	list-style-type: none;
	float: left;
	width: 145px;
	height: 93px;
	text-align: center;
	font-size: 18px;
	color: white;
	line-height: 93px;
}
.head_nav li a{
	color: white;
}
.head_nav li a:hover{
	color: red;
}
.bottom_line {
	width: 145px;
	height: 4px;
	background: red;
	position: absolute;
	left: 0;
}
.logo_img{
	position: absolute;
	top: 0;
	left: 370px;
}
